• 2022-07-22
    When a cone is cut by a plane, the intersection of the conical surface of the cone and the plane could be_______.当圆锥被平面切割时,圆锥的圆锥表面和平面的截交线可能为______。
    A: Line
    B: Circle
    C: Ellipse
    D: Hyperbola
    E: Parabola